package com.itheima.d2_lambda;

public class LambdaTest1 {
    public static void main(String[] args) {
        // 目标：认识Lambda表达式.
        Swimming s1 =new Swimming() {
            @Override
            public void swim() {
                System.out.println("孙杨在游泳");
            }
        };

        Swimming s2 = ()->{ System.out.println("杨在游泳");
        };

        s1.swim();
        s2.swim();
        // 注意：Lambda表达式并不是说能简化全部匿名内部类的写法，只能简化函数式接口的匿名内部类。
        //抽象类不能用lambda表达式简化
//        Animal a = ()->{
//
//        }
    }
}





interface Swimming {
    void swim();
}

abstract class Animal {
    public abstract void run();
}

class SunYang implements Swimming {

    @Override
    public void swim() {

    }
}